2027 Cal Tri Williamsburg - 7.18.27. Our triathlon returns to the shores of Jamestown Beach Park in historic Williamsburg. Flat and fast featuring the run primarily on the Virginia Capital Trail.12 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), and 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run). Triathlon = swim + bike + run. Typically, the swim and run distances are standard but the bike distance varies from race to race. Check out the course maps for more detailed information.TO DO. Colonial Williamsburg. Historic Jamestowne. Busch Gardens Williamsburg.AIRPORT. Newport News/Williamsburg (PHF)AIR TEMPERATURE (AVG). 73 F / 89 FWATER TEMPERATURE (AVG). 83 F. Use the 20% 2026CALTRI discount code at blueseventy. Note: Fusion wetsuits not eligible for discount.